Technical specifications
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| Model: |
851 SP Biposto |
| Years: |
1990-92 |
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Engine:
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Four stroke, 90°“L”twin cylinder, DOHC, desmodromic 4 valves per cylinder, belt driven
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Capacity:
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851 cc / 51.9 cu in
|
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Bore x Stroke:
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92 x 64 mm
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Compression Ratio:
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10.5:1
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Cooling System:
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Liquid cooled
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Induction:
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Weber I.A.W. CPU P7 electronic fuel injection. 2 x 50mm throttle bodies
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Spark Plugs:
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Champion A59GC
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Ignition:
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Inductive magnetically triggered
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Battery:
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12V 16Ah
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Starting:
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Electric
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Max Power:
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80.9 kW / 110 hp @ 9600 rpm (rear tyre: 69.9 kW / 95 hp @ 9000 rpm)
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Max Torque:
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70.6 Nm / 7.2 kgf-m / 52.1ft-lb @ 7000 rpm
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Clutch:
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Dry,multiplate
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Transmission:
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6 Speed
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Primary Drive Ratio:
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2:1 (31/62)
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Gear Ratios:
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1st 2.466 / 2nd 1.765 / 3rd 1.400 / 4th 1.182 / 5th 1.043 / 6th 0.958:1
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Final Drive Ratio:
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2.6:1 (15/39)
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Final Drive:
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Chain
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Frame:
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Tubular steel
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Front Suspension:
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41 mm Showa upside-down fork with rebound compression damping adjustable
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Rear Suspension:
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Showa single shock with preload and damping adjust
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Front Brakes:
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2 x 320 mm Disc, 4 piston calipers
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Rear Brakes:
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Single 245 mm disc, 2 piston caliper
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Front Tyre:
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120/60 x 17
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Rear Tyre:
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180/55 x 17
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Rake:
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24o
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Trail:
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94 mm / 3.7 in
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Dimensions:
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Length: 2000 mm / 78.7 in Width: 670 mm / 26.4 in Height: 1120 mm / 44.1 in
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Wheelbase:
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1430 mm / 56.3 in
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Seat Height:
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760 mm / 29.9 in
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Dry Weight:
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199 kg / 439 lbs
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Wet Weight:
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210kg / 462 lbs
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Fuel Capacity:
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20 Litres / 5.3 US gal / 4.4 Imp gal
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Consumption Average:
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5.1 l/100 km / 19.8 km/l / 46.6 US mpg / 55.9Imp mpg
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Colours:
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White frame, red
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Road Test:
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Moto Sprint 1990
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